| Acronym | Definition |
|---|
| PREP | Preposition |
| PREP | Pre-Exposure Prophylaxis (HIV) |
| PREP | Professional Enhancement Program |
| PREP | PowerPC Reference Platform |
| PREP | Power Pc Reference Platform |
| PREP | Preparedness for Response Exercise Program (USCG) |
| PREP | Prisoner Re-Entry Program (various locations) |
| PREP | Peer Review Evaluation Process (various organizations) |
| PREP | Post-baccalaureate Research Education Program |
| PREP | Pediatrics Review and Education Program |
| PREP | Process Energetics Program (Center for Energy Studies; University of Texas) |
| PREP | Potentially Reduced-Exposure Product (tobacco industry) |
| PREP | Programmable Electronics Performance |
| PREP | Pre-Freshman Enrichment Program |
| PREP | Professional Research Experience Program |
| PREP | Preventive Relationship Enhancement Program |
| PREP | Pre-Discharge Education Program |
| PREP | Policy Resource Education Paper |
| PREP | Preparation & Readiness Evaluation Period |
| PREP | Prisoners' Reading Encouragement Project, Inc (New York, New York) |
| PREP | Periodic Radar Evaluation Program |
| PREP | Progressively Reaching Excellence in Professionalism (Texas A&M University) |
| PREP | Production Risk Evaluation Program |
| PREP | Prepare/Prepared/Preparatory |
| PREP | Preliminary Review and Evaluation Panel (US Department of Justice) |